#define  _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
using namespace std;
void TestRef()
{
	//int a = 10;
	//int& ra = a;
	//cout << a << endl;
	//cout << ra << endl;

	const int a = 10;
	const int& b = a;
	cout << a;
	cout << b;

}
int main()
{
	TestRef();
	return 0;
}